This is a near perfect, pristine example of a 45 year old Schwinn Traveler 10 speed. 
61cm with Shimano 400 10-speed rear derailleur and 2 chain ring front derailleur.
Dia Comp center pull brakes, supple Kenda 27 x 1/4" tires.
Even the leather straps of the toe clips are supple.
Includes original Owners Manual.
Our understanding is with serial number L921860, that the bike was,
Built in Japan for Schwinn in November 1979.
What a beauty !